[FE] Dashboard Multi-Language Switcher (i18n)

[emdevelopa]

Description

Extend the i18n localization currently scoped to the checkout link to the entirety of the merchant dashboard UI.

Requirements and context

• Allow changing locale via a header selector.
• Provide ES, PT, FR translations for core pages.

Suggested execution

• Scale next-intl configuration and wrap all hardcoded English strings in hooks.

Example commit message

feat: support multi-language localizations across entire dashboard

Guidelines

• Complexity: Medium (150 points)

[abdulqoyumadegoke]

@abdulqoyumadegoke has applied to work on this issue as part of the Stellar Wave Program's 3rd wave.

Hi, I’d like to work on this issue.

This task aligns with my experience in implementing interactive UI components and handling time-based logic in frontend applications.

For this task, I will:

• Implement a countdown timer with real-time updates
• Add urgency states based on remaining time
• Ensure smooth performance and responsiveness
• Maintain consistency with the existing UI design

I will ensure the feature is clean, efficient, and enhances user engagement.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @abdulqoyumadegoke to this issue.

[drips-wave]

Congratulations, @abdulqoyumadegoke! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on March 30, 2026.

🧑‍💻 @abdulqoyumadegoke: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊